291698680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:789

約数の個数: 128

約数和(自身を含む): 815431680

約数和(自身を除く): 523733000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 127, 130, 140, 182, 254, 260, 280, 364, 455, 508, 520, 631, 635, 728, 889, 910, 1016, 1262, 1270, 1651, 1778, 1820, 2524, 2540, 3155, 3302, 3556, 3640, 4417, 4445, 5048, 5080, 6310, 6604, 7112, 8203, 8255, 8834, 8890, 11557, 12620, 13208, 16406, 16510, 17668, 17780, 22085, 23114, 25240, 32812, 33020, 35336, 35560, 41015, 44170, 46228, 57421, 57785, 65624, 66040, 80137, 82030, 88340, 92456, 114842, 115570, 160274, 164060, 176680, 229684, 231140, 287105, 320548, 328120, 400685, 459368, 462280, 560959, 574210, 641096, 801370, 1041781, 1121918, 1148420, 1602740, 2083562, 2243836, 2296840, 2804795, 3205480, 4167124, 4487672, 5208905, 5609590, 7292467, 8334248, 10417810, 11219180, 14584934, 20835620, 22438360, 29169868, 36462335, 41671240, 58339736, 72924670, 145849340, 291698680]

約数ペア:

[(1, 291698680), (2, 145849340), (4, 72924670), (5, 58339736), (7, 41671240), (8, 36462335), (10, 29169868), (13, 22438360), (14, 20835620), (20, 14584934), (26, 11219180), (28, 10417810), (35, 8334248), (40, 7292467), (52, 5609590), (56, 5208905), (65, 4487672), (70, 4167124), (91, 3205480), (104, 2804795), (127, 2296840), (130, 2243836), (140, 2083562), (182, 1602740), (254, 1148420), (260, 1121918), (280, 1041781), (364, 801370), (455, 641096), (508, 574210), (520, 560959), (631, 462280), (635, 459368), (728, 400685), (889, 328120), (910, 320548), (1016, 287105), (1262, 231140), (1270, 229684), (1651, 176680), (1778, 164060), (1820, 160274), (2524, 115570), (2540, 114842), (3155, 92456), (3302, 88340), (3556, 82030), (3640, 80137), (4417, 66040), (4445, 65624), (5048, 57785), (5080, 57421), (6310, 46228), (6604, 44170), (7112, 41015), (8203, 35560), (8255, 35336), (8834, 33020), (8890, 32812), (11557, 25240), (12620, 23114), (13208, 22085), (16406, 17780), (16510, 17668)]